diff mbox series

[v12,6/8] powerpc/64: Make COMPAT user-selectable disabled on littleendian by default.

Message ID 41393d6e895b0d3a47ee62f8f51e1cf888ad6226.1584699455.git.msuchanek@suse.de (mailing list archive)
State Accepted
Commit 6e944aed8859d3b2de32ddb86748db9aefa43667
Headers show
Series Disable compat cruft on ppc64le v12 | expand

Checks

Context Check Description
snowpatch_ozlabs/apply_patch warning Failed to apply on branch powerpc/merge (8a445cbcb9f5090cb07ec6cbb89a8a1fc99a0ff7)
snowpatch_ozlabs/apply_patch warning Failed to apply on branch powerpc/next (59ed2adf393109c56d383e568f2e57bb5ad6d901)
snowpatch_ozlabs/apply_patch warning Failed to apply on branch linus/master (6c90b86a745a446717fdf408c4a8a4631a5e8ee3)
snowpatch_ozlabs/apply_patch warning Failed to apply on branch powerpc/fixes (af3d0a68698c7e5df8b72267086b23422a3954bb)
snowpatch_ozlabs/apply_patch warning Failed to apply on branch linux-next (d8f289c16fbb72e17b783175c1fb0942816264fd)
snowpatch_ozlabs/apply_patch fail Failed to apply to any branch

Commit Message

Michal Suchánek March 20, 2020, 10:20 a.m. UTC 
On bigendian ppc64 it is common to have 32bit legacy binaries but much
less so on littleendian.

Signed-off-by: Michal Suchanek <msuchanek@suse.de>
Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
v3: make configurable
---
 arch/powerpc/Kconfig | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 497b7d0b2d7e..29d00b3959b9 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -264,8 +264,9 @@  config PANIC_TIMEOUT
 	default 180
 
 config COMPAT
-	bool
-	default y if PPC64
+	bool "Enable support for 32bit binaries"
+	depends on PPC64
+	default y if !CPU_LITTLE_ENDIAN
 	select COMPAT_BINFMT_ELF
 	select ARCH_WANT_OLD_COMPAT_IPC
 	select COMPAT_OLD_SIGACTION